Gourmet finds from exotic places add new pop to your low carb fruit and veggie Dragon fruit is actually a type of cactus, and comes in three colors: Two types. Low carb vegetable chocolate peppers. Low carb blue broccoli vegetable medley. Exotic low carb red dragon fruit slice. Try exotic low carb vegetables. Dragon fruit aka Pitaya is the main ingredient in this summer smoothie. I love smoothies for many reasons - they are simple.